Graco 309525G Marine Heating System User Manual


 
Installation
8 309525G
Installing the Kit
Refer to FIG. 1 and FIG.2
1. Mount pump (16) on the Xtreme Mix cart (D) using
the bracket (21), lockwashers (4), and nuts (2).
2. Mount VISCON HP heater (B-ordered separately)
on the cart using screws and lockwashers (A) sup-
plied with the heater, and the bracket (8), screws
(9), lockwashers (19), and nuts (20) supplied with
the kit.
3. Connect nipple (22) and air regulator (7) to Husky
716 pump. Connect 100 psi (0.7MPa, 7 bar) air sup-
ply to the air regulator using air tubing (5), and air fit-
ting (3). Refer to Husky 716 manual if needed.
4. Wire VISCON HP heater (B) to your voltage supply.
Follow wiring procedure in the VISCON HP manual.
5. Connect elbow (24), fitting (23), o-ring (17), and res-
ervoir tank (6) to Husky 716 pump (16). On other
side of pump, install bushing (11) and tube fitting
(10).
6. Connect tube fittings (12, 13) to the VISCON HP
heater (B).
7. Interconnect reservoir tank (6), Husky 716 pump
(16), VISCON HP heater (B), and heated hose
(C-F
IG. 1), using tubing (1), tube inserts (15) and fit-
tings (10, 12, 13, 14) as described below.
a. Using tubing cutter (19), cut tubing (1) squarely
to desired lengths.
b. Insert tube inserts (15) in tubing (1) ends to
avoid leakage.
c. Insert tubing (1) through the back of the nut in
each of the plastic fittings (10, 12, 13, 14) until
the tube stops. Tighten the nut hand tight, then
tighten it 1-1/2 to 2 turns with a wrench.
Connecting Additional Hose Lengths
Up to six 50 ft. (15.2 m) sections of heated hose can be
attached for a maximum total length of 300 ft. (91.4 m).
1. Remove plastic u-turn fittings at the end of the
heated hose assembly. See FIG.1.
2. Connect the next length of hose, using union fittings
supplied with the hose. Follow fitting assembly pro-
cedure in steps 7a-7c, above.
3. Tubes are color coded. Connect like colors.
The air regulator (7) controls pump (16) pressure.
WARNING
All wiring must be done by an electrician. See warn-
ings, page 2.
To ensure a leak-proof seal, use PTFE tape on all
pipe thread connections.
Fitting nuts may need retightening as the system
reaches normal operating temperatures.